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<正>你有没有想过,月球上那些明暗相间的斑点是由什么样的岩石组成的?美国地质调查局刚刚发布了一张新的权威月面图,有助于我们更好地了解月球在太空中45亿年的历史。For the first time, the entire lunar surface has been completely mapped and uniformly(一致地) classified by scientists from the USGS Astrogeology Science Center, in collaboration with NASA and the Lunar Planetary Institute.
